71423638

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{311}}^1$

素因数の和:421

約数の個数: 48

約数和(自身を含む): 128969568

約数和(自身を除く): 57545930

約数列:

[1, 2, 11, 13, 22, 26, 73, 121, 143, 146, 242, 286, 311, 622, 803, 949, 1573, 1606, 1898, 3146, 3421, 4043, 6842, 8086, 8833, 10439, 17666, 20878, 22703, 37631, 44473, 45406, 75262, 88946, 114829, 229658, 249733, 295139, 489203, 499466, 590278, 978406, 2747063, 3246529, 5494126, 6493058, 35711819, 71423638]

約数ペア:

[(1, 71423638), (2, 35711819), (11, 6493058), (13, 5494126), (22, 3246529), (26, 2747063), (73, 978406), (121, 590278), (143, 499466), (146, 489203), (242, 295139), (286, 249733), (311, 229658), (622, 114829), (803, 88946), (949, 75262), (1573, 45406), (1606, 44473), (1898, 37631), (3146, 22703), (3421, 20878), (4043, 17666), (6842, 10439), (8086, 8833)]